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@implementation XMPPRoster
- initWithConnection: (XMPPConnection*)connection_
{
self = [super init];
@try {
rosterItems = [[OFMutableDictionary alloc] init];
connection = connection_;
[connection addDelegate: self];
delegates = [[XMPPMulticastDelegate alloc] init];
dataStorage = [connection dataStorage];
_rosterItems = [[OFMutableDictionary alloc] init];
_connection = connection_;
[_connection addDelegate: self];
_delegates = [[XMPPMulticastDelegate alloc] init];
_dataStorage = [_connection dataStorage];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[connection removeDelegate: self];
[delegates release];
[rosterItems release];
[_connection removeDelegate: self];
[_delegates release];
[_rosterItems release];
[super dealloc];
}
- (OFDictionary*)rosterItems
{
return [[rosterItems copy] autorelease];
return [[_rosterItems copy] autorelease];
}
- (void)requestRoster
{
XMPPIQ *iq;
OFXMLElement *query;
rosterRequested = YES;
_rosterRequested = YES;
iq = [XMPPIQ IQWithType: @"get"
ID: [connection generateStanzaID]];
ID: [_connection generateStanzaID]];
query = [OFXMLElement elementWithName: @"query"
namespace: XMPP_NS_ROSTER];
if ([connection supportsRosterVersioning]) {
OFString *ver = [dataStorage stringValueForPath: @"roster.ver"];
if ([_connection supportsRosterVersioning]) {
OFString *ver = [_dataStorage stringValueForPath: @"roster.ver"];
if (ver == nil)
ver = @"";
[query addAttributeWithName: @"ver"
stringValue: ver];
}
[iq addChild: query];
[connection sendIQ: iq
callbackTarget: self
selector: @selector(XMPP_handleInitialRosterForConnection:
[_connection sendIQ: iq
callbackTarget: self
selector: @selector(XMPP_handleInitialRosterForConnection:
IQ:)];
}
- (BOOL)connection: (XMPPConnection*)connection_
- (BOOL)connection: (XMPPConnection*)connection
didReceiveIQ: (XMPPIQ*)iq
{
OFXMLElement *rosterElement;
OFXMLElement *element;
XMPPRosterItem *rosterItem;
rosterElement = [iq elementForName: @"query"
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element = [rosterElement elementForName: @"item"
namespace: XMPP_NS_ROSTER];
if (element != nil) {
rosterItem = [self XMPP_rosterItemWithXMLElement: element];
[delegates broadcastSelector: @selector(
roster:didReceiveRosterItem:)
withObject: self
withObject: rosterItem];
[_delegates broadcastSelector: @selector(
roster:didReceiveRosterItem:)
withObject: self
withObject: rosterItem];
[self XMPP_updateRosterItem: rosterItem];
}
if ([connection supportsRosterVersioning]) {
if ([_connection supportsRosterVersioning]) {
OFString *ver =
[[rosterElement attributeForName: @"ver"] stringValue];
[dataStorage setStringValue: ver
forPath: @"roster.ver"];
[dataStorage save];
[_dataStorage setStringValue: ver
forPath: @"roster.ver"];
[_dataStorage save];
}
[connection_ sendStanza: [iq resultIQ]];
[connection sendStanza: [iq resultIQ]];
return YES;
}
- (void)addRosterItem: (XMPPRosterItem*)rosterItem
{
[self updateRosterItem: rosterItem];
}
- (void)updateRosterItem: (XMPPRosterItem*)rosterItem
{
XMPPIQ *iq = [XMPPIQ IQWithType: @"set"
ID: [connection generateStanzaID]];
XMPPIQ *IQ = [XMPPIQ IQWithType: @"set"
ID: [_connection generateStanzaID]];
OFXMLElement *query = [OFXMLElement elementWithName: @"query"
namespace: XMPP_NS_ROSTER];
OFXMLElement *item = [OFXMLElement elementWithName: @"item"
namespace: XMPP_NS_ROSTER];
OFEnumerator *enumerator;
OFString *group;
[item addAttributeWithName: @"jid"
stringValue: [[rosterItem JID] bareJID]];
if ([rosterItem name] != nil)
[item addAttributeWithName: @"name"
stringValue: [rosterItem name]];
enumerator = [[rosterItem groups] objectEnumerator];
while ((group = [enumerator nextObject]) != nil)
[item addChild: [OFXMLElement elementWithName: @"group"
namespace: XMPP_NS_ROSTER
stringValue: group]];
[query addChild: item];
[iq addChild: query];
[IQ addChild: query];
[connection sendStanza: iq];
[_connection sendStanza: IQ];
}
- (void)deleteRosterItem: (XMPPRosterItem*)rosterItem
{
XMPPIQ *iq = [XMPPIQ IQWithType: @"set"
ID: [connection generateStanzaID]];
XMPPIQ *IQ = [XMPPIQ IQWithType: @"set"
ID: [_connection generateStanzaID]];
OFXMLElement *query = [OFXMLElement elementWithName: @"query"
namespace: XMPP_NS_ROSTER];
OFXMLElement *item = [OFXMLElement elementWithName: @"item"
namespace: XMPP_NS_ROSTER];
[item addAttributeWithName: @"jid"
stringValue: [[rosterItem JID] bareJID]];
[item addAttributeWithName: @"subscription"
stringValue: @"remove"];
[query addChild: item];
[iq addChild: query];
[IQ addChild: query];
[connection sendStanza: iq];
[_connection sendStanza: IQ];
}
- (void)addDelegate: (id <XMPPRosterDelegate>)delegate
{
[delegates addDelegate: delegate];
[_delegates addDelegate: delegate];
}
- (void)removeDelegate: (id <XMPPRosterDelegate>)delegate
{
[delegates removeDelegate: delegate];
[_delegates removeDelegate: delegate];
}
- (void)setDataStorage: (id <XMPPStorage>)dataStorage_
- (void)setDataStorage: (id <XMPPStorage>)dataStorage
{
if (rosterRequested)
if (_rosterRequested)
@throw [OFInvalidArgumentException
exceptionWithClass: [self class]];
dataStorage = dataStorage_;
_dataStorage = dataStorage;
}
- (XMPPConnection*)connection
{
return connection;
return _connection;
}
- (id <XMPPStorage>)dataStorage
{
return dataStorage;
return _dataStorage;
}
- (void)XMPP_updateRosterItem: (XMPPRosterItem*)rosterItem
{
if ([connection supportsRosterVersioning]) {
OFMutableDictionary *items = [[[dataStorage dictionaryForPath:
if ([_connection supportsRosterVersioning]) {
OFMutableDictionary *items = [[[_dataStorage dictionaryForPath:
@"roster.items"] mutableCopy] autorelease];
if (items == nil)
items = [OFMutableDictionary dictionary];
if (![[rosterItem subscription] isEqual: @"remove"]) {
OFMutableDictionary *item = [OFMutableDictionary
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forKey: @"groups"];
[items setObject: item
forKey: [[rosterItem JID] bareJID]];
} else
[items removeObjectForKey: [[rosterItem JID] bareJID]];
[dataStorage setDictionary: items
forPath: @"roster.items"];
[_dataStorage setDictionary: items
forPath: @"roster.items"];
}
if (![[rosterItem subscription] isEqual: @"remove"])
[rosterItems setObject: rosterItem
forKey: [[rosterItem JID] bareJID]];
[_rosterItems setObject: rosterItem
forKey: [[rosterItem JID] bareJID]];
else
[rosterItems removeObjectForKey: [[rosterItem JID] bareJID]];
[_rosterItems removeObjectForKey: [[rosterItem JID] bareJID]];
}
- (XMPPRosterItem*)XMPP_rosterItemWithXMLElement: (OFXMLElement*)element
{
OFString *subscription;
OFEnumerator *groupEnumerator;
OFXMLElement *groupElement;
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OFXMLElement *rosterElement;
OFEnumerator *enumerator;
OFXMLElement *element;
rosterElement = [iq elementForName: @"query"
namespace: XMPP_NS_ROSTER];
if ([connection supportsRosterVersioning]) {
if ([_connection supportsRosterVersioning]) {
if (rosterElement == nil) {
OFDictionary *items = [dataStorage
OFDictionary *items = [_dataStorage
dictionaryForPath: @"roster.items"];
OFEnumerator *enumerator = [items objectEnumerator];
OFDictionary *item;
while ((item = [enumerator nextObject]) != nil) {
XMPPRosterItem *rosterItem;
XMPPJID *JID;
rosterItem = [XMPPRosterItem rosterItem];
JID = [XMPPJID JIDWithString:
[item objectForKey: @"JID"]];
[rosterItem setJID: JID];
[rosterItem setName:
[item objectForKey: @"name"]];
[rosterItem setSubscription:
[item objectForKey: @"subscription"]];
[rosterItem setGroups:
[item objectForKey: @"groups"]];
[rosterItems setObject: rosterItem
forKey: [JID bareJID]];
[_rosterItems setObject: rosterItem
forKey: [JID bareJID]];
}
} else
[dataStorage setDictionary: nil
forPath: @"roster.items"];
[_dataStorage setDictionary: nil
forPath: @"roster.items"];
}
enumerator = [[rosterElement children] objectEnumerator];
while ((element = [enumerator nextObject]) != nil) {
OFAutoreleasePool *pool;
XMPPRosterItem *rosterItem;
if (![[element name] isEqual: @"item"] ||
![[element namespace] isEqual: XMPP_NS_ROSTER])
continue;
pool = [OFAutoreleasePool new];
rosterItem = [self XMPP_rosterItemWithXMLElement: element];
[self XMPP_updateRosterItem: rosterItem];
[pool release];
}
if ([connection supportsRosterVersioning] && rosterElement != nil) {
if ([_connection supportsRosterVersioning] && rosterElement != nil) {
OFString *ver =
[[rosterElement attributeForName: @"ver"] stringValue];
[dataStorage setStringValue: ver
forPath: @"roster.ver"];
[dataStorage save];
[_dataStorage setStringValue: ver
forPath: @"roster.ver"];
[_dataStorage save];
}
[delegates broadcastSelector: @selector(rosterWasReceived:)
withObject: self];
[_delegates broadcastSelector: @selector(rosterWasReceived:)
withObject: self];
}
@end
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